From the
Main Site :
CEL Check Engine Light A.K.A. Contour Enthusiasts Light.
DMD Dual Mode Dampener. Standard equipment on 2001+ V6 Mondeos. Does a better job of dampening destructive crankshaft harmonics on the Duratec V6.
E0 A CEG-generated term to indicate the original 98 SVT.
E1 A Ford term to indicated the 1998 mid-year revised SVT. Also called the 98.5 SVT by the CEG. It is thought E1 stands for Evolution 1.
EEC The Engine Computer.
EGR Exhaust Gas Recirculation (valve).
IAC Idle Air Control (valve).
IAT Intake Air Temperature (sensor).
IMRC Intake Manifold Runner Control (vacuum acutated valve on 1995/electronic cable control on 1996+).
MAF Mass Air Flow (sensor).
MTX Manual Transaxle.
PCM Powertrain Control Module (EEC).
PCV Positive Crankcase Ventilation (valve).
TB Throttle Body.
TC Traction Control.
TH Throttle Hang (see FAQ problems section).
WOT Wide Open Throttle.
Just a few.
Here's another
HTH (hope this helps)
